Alaska Species Accounts, Part. 2, v4425
Page 223
Image from the Biodiversity Heritage Library. Contributed by Museum of Vertebrate Zoology, University of California, Berkeley. | www.biodiversitylibrary.org
Transcription
DeBenedicks P 1965 Calcarius lapponicus 9 June Barrow, Alaska. saw a few birds near ARH feeding in open patches of tundra and around the animal shelter. There were more males than Fs and they look to be paired, saw an occasional 3 give flight song, reath like a snow bunting but more trilling with a tail forwardish end. heard notes given from the ground, the "few" and the rattle and a rather Carpodacus finch like chip. 10 June a few birds were seen out in the Nisbet lakes area, but they were generally quiet, in the late evening; not as much activity around the ARH area. 11 June saw a bird carrying nest material but light was not good to tell its sex; there is about a 50% increase in Fs from yesterday PM. in the ARH in the barrel area. Watched one fight. the birds first were fighting on the ground, jumping towards each other and locking claws. Two postures, one that looked like a begging juvenile and one that resembled the hunched posture of a gull, but with the wing 1/4 open and dropped were seen on the ground; in the latter the tail was raised somewhat, and fanned 1/2; when quiet they fell flat on the snow and often opened their wing, flat on the snow, away from their opponent. In this air they flapped slowly, and project humbled as they did on the ground; after the fight one sang; birds sing both on the ground and in the air; they are increas- ingly noisily, this tree of all their vocalizations. A similar fight seen about 4 PM; involved birds which